Question: What branch of science starts with the letter "v"?
Paraphrase: What department of science begins with the letter "v"?
SPARQL (Wikidata): SELECT DISTINCT ?sbj ?sbj_label WHERE { ?sbj wdt:P31 wd:Q2465832 . ?sbj rdfs:label ?sbj_label . FILTER(STRSTARTS(lcase(?sbj_label), 'v')) . FILTER (lang(?sbj_label) = 'en') } LIMIT 25 
Answer: veterinary pathology, veterinary pathology, vision science, vision science, viral phylodynamics, viral phylodynamics, volkerpsychologie, volkerpsychologie, viticulture, viticulture, valeology, valeology